|
|
theophylline + NADH + O2 + H+ <=> 1-Methylxanthine + NAD+ + formaldehyde + H2O
|
1.14.13.128
7-methylxanthine demethylase
1.14.13.179
methylxanthine N3-demethylase
|
–
–
|
K
|
|
BRENDA:
BS412972
KEGG:
R07975
MetaCyc:
RXN-13110_WOP
|
|
|
|
1-Methylxanthine + NADH + O2 + H+ <=> xanthine + NAD+ + formaldehyde + H2O
|
1.14.13.178
methylxanthine N1-demethylase
|
–
|
K
|
|
BRENDA:
BS422267
KEGG:
R07969
MetaCyc:
RXN-13111_WOP
|
|
|
|
1-Methylxanthine + H2O + O2 <=> 1-Methylurate + H2O2
|
1.17.3.2
xanthine oxidase
|
–
|
K
|
|
BRENDA:
BS359332
KEGG:
R07942
|
|
|
|
theophylline + NADPH + O2 + H+ <=> 1-Methylxanthine + NADP+ + formaldehyde + H2O
|
1.14.13.179
methylxanthine N3-demethylase
|
–
|
MK
|
|
KEGG:
R07976
MetaCyc:
RXN-13110
|
|
|
|
1-Methylxanthine + NADPH + O2 + H+ <=> xanthine + NADP+ + formaldehyde + H2O
|
1.14.13.178
methylxanthine N1-demethylase
|
–
|
MK
|
|
KEGG:
R07970
MetaCyc:
RXN-13111
|
|
|
|
paraxanthine <=> 1-Methylxanthine
|
1.14.14.1
unspecific monooxygenase
|
–
|
K
|
|
KEGG:
R07943
|
|
|
|
paraxanthine + NADH + H+ + O2 <=> 1-Methylxanthine + NAD+ + formaldehyde + H2O
|
1.13.12
|
–
|
K
|
|
KEGG:
R07959
|
|
|
|
paraxanthine + NADPH + H+ + O2 <=> 1-Methylxanthine + NADP+ + formaldehyde + H2O
|
1.13.12
|
–
|
K
|
|
KEGG:
R07960
|
|
|
|
1-Methylxanthine <=> 1-Methylurate
|
not assigned
|
–
|
M
|
|
MetaCyc:
RXN-13115
|
|
|
|
1-methylguanine + H2O <=> 1-Methylxanthine + NH3
|
3.5.4.3
guanine deaminase
|
–
|
|
|
BRENDA:
BS449142
|
|
|
|
1-Methylxanthine + ferricyanide + H2O <=> 1-Methylurate + ferrocyanide
|
1.17.1.4
xanthine dehydrogenase
|
–
|
|
|
BRENDA:
BS359252
|
|
|
|
S-adenosyl-L-methionine + 1-Methylxanthine <=> S-adenosyl-L-homocysteine + theophylline
|
2.1.1.159
theobromine synthase
2.1.1.160
caffeine synthase
|
–
–
|
|
|
BRENDA:
BS385684
|
|
|
|
1-methylhypoxanthine + NAD+ + H2O <=> 1-Methylxanthine + NADH
|
1.17.1.4
xanthine dehydrogenase
|
–
|
|
|
BRENDA:
BS359250
|
|
|
|
1-Methylxanthine + NAD+ + H2O <=> 1-Methylurate + NADH
|
1.17.1.4
xanthine dehydrogenase
|
–
|
|
|
BRENDA:
BS359251
|
|
|
|
1-methylxanthosine + H2O <=> 1-Methylxanthine + D-ribose
|
3.2.2.25
N-methyl nucleosidase
|
–
|
|
|
BRENDA:
BS383573
|
|